3 Although there is reason to hope that superconductivity may one day be found to exist in some materials at room temperature, for the moment is a phenomenon of the utterly cold.
3 Although there is reason to hope that superconductivity may one day be found to exist in some materials at room temperature, for the moment is a phenomenon of the utterly cold.
译文：虽然有理由指望有一天可以发现某些材料在室温下会具有超导性，但目前超导性还只是一种极不热门的现象。